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  <title>approx? (Float)</title>
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  <pre><span class="ruby-comment cmt"># File lib/facet/float/round.rb, line 15</span>
  <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">approx?</span>( <span class="ruby-identifier">x</span>, <span class="ruby-identifier">n</span>=<span class="ruby-value">0</span><span class="ruby-value">.01</span> )
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;zero equates to infinte degree&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">n</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
    <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">round_to</span>(<span class="ruby-identifier">n</span>) <span class="ruby-operator">==</span> <span class="ruby-identifier">x</span>.<span class="ruby-identifier">to_f</span>.<span class="ruby-identifier">round_to</span>(<span class="ruby-identifier">n</span>)
  <span class="ruby-keyword kw">end</span></pre>
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facets-0.6.3 doc/classes/Float.src/M000183.html